The invention discloses an interactive method and system based on a video as well as a terminal and a server, and belongs to the field of information processing technology. The method comprises the following steps: obtaining an interactive instruction; obtaining multimedia data related to the video according to the interactive instruction; sending the multimedia data; receiving one or more interactive pages matched with the multimedia data, wherein different interactive pages correspond to different types of interactive operations; displaying at least one interactive page, and carrying out corresponding interactive operations according to interactive pages. According to the invention, the multimedia data related to the video is obtained and sent, one or more interactive pages matched with the multimedia data are received and displayed, and corresponding interactive operations are performed according to interactive pages, so that the success rate of interaction is increased and the complexity of the interaction is reduced. Since the multimedia data is rich in content, and various kinds of interactive pages are matched with the multimedia data, the interactive operations performed according to received interactive pages are diverse and the interactive experience is enriched.